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Fecha de publicaciónTítuloAutor(es)
2007Emergency room visits for respiratory conditions in children increased after Guagua Pichincha volcanic eruptions in April 2000 in Quito, Ecuador Observational StudyEstrella Cahueñas, Bertha Magdalena; Sempértegui, Fernando; Khurana, Gauri; Jagai, Jyotsna S; Játiva, Edgar
2009Micronutrient deficiencies are associated with impaired immune response and higher burden of respiratory infections in elderly ecuadoriansEstrella Cahueñas, Bertha Magdalena; Sempértegui, Fernando; Tucker, Katherine L; Rodríguez, Alicia; Egas, Josefina
2006Nutritional, immunological and health status of the elderly population living in poor neighbourhoods of Quito, EcuadorEstrella Cahueñas, Bertha Magdalena; Sempértegui, Fernando; Elmieh, Negar; Jordan, Michael; Ahmed, Tanvir; Rodríguez, Alicia; Tucker, Katherine L.; Hamer, Davidson H.; Reeves, Philip G.; Meydani, Simin Nikbin
2002Assessment of the binax now streptococcus pneumoniae urinary antigen test in children with nasopharyngeal pneumococcal carriageEstrella Cahueñas, Bertha Magdalena; Hamer, Davidson H.; Egas, Josefina; MacLeod, William; Griffiths, Jeffrey K.; Sempértegui, Fernando
2005Effects of moderate doses of vitamin A as an adjunct to the treatment of pneumonia in underweight and normal-weight children: a randomized, double-blind, placebo-controlled trialEstrella Cahueñas, Bertha Magdalena; Rodríguez, Alicia; Hamer, Davidson H.; Rivera, José; Acosta, Mario; Salgado, Gilda; Gordillo, Martha; Cabezas, Myryam; Naranjo Pinto, Carlos; Leguísamo, Julio